import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;

/**
 * Created by ScorpionOrange on 2016/08/26.
 */
public class ActionFrame extends JFrame{
    private JPanel buttonPanel;
    private static final int DEFAULT_WIDTH = 300;
    private static final int DEFAULT_HEIGHT = 200;

    public ActionFrame(){
        setSize(DEFAULT_WIDTH, DEFAULT_HEIGHT);

        buttonPanel = new JPanel();

        //define actions
        Action yellowAction = new ColorAction("Yellow", new ImageIcon("yellow-ball.gif"), Color.YELLOW);
        Action buleAction = new ColorAction("Blue", new ImageIcon("blue.gif"), Color.BLUE);
        Action redAction = new ColorAction("Red", new ImageIcon("red.gif"), Color.RED);

        //add buttons for these actions
        buttonPanel.add(new JButton(yellowAction));
        buttonPanel.add(new JButton(buleAction));
        buttonPanel.add(new JButton(redAction));

        //add panel to frame
        add(buttonPanel);

        //associate the Y, B, and R keys with names
        InputMap imap = buttonPanel.getInputMap(JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT);
        imap.put(KeyStroke.getKeyStroke("ctrl Y"), "panel.yellow");
        imap.put(KeyStroke.getKeyStroke("ctrl B"), "panel.blue");
        imap.put(KeyStroke.getKeyStroke("ctrl R"), "panel.red");

        //associate the names with actions
        ActionMap amap = buttonPanel.getActionMap();
        amap.put("panel.yellow", yellowAction);
        amap.put("panel.blue", buleAction);
        amap.put("panel.red", redAction);
    }

    public class ColorAction extends AbstractAction {
        /**
         * Constructs a color action.
         * @param name the name to show on the button
         * @param icon the icon to display on the button
         * @param c the background color
         */
        public ColorAction(String name, Icon icon, Color c){
            putValue(Action.NAME, name);
            putValue(Action.SMALL_ICON, icon);
            putValue(Action.SHORT_DESCRIPTION, "Set panel color to" + name.toLowerCase());
            putValue("color", c);
        }

        public void actionPerformed(ActionEvent event){
            Color c = (Color) getValue("color");
            buttonPanel.setBackground(c);
        }
    }
}
